The Valken V-Tac Vest CoTube Panel is the perfect vest accessory for the stock class and heavy pistol shooting player. The V-TAC CoTube Panel has elastic loops to securely hold nine 12 gram CO2 cartridges or 10 round paintball tubes. The back of the CoTube Panel has both MOLLE straps to mount to a tactical vest, and sleeves to mount onto your belt.